module NeotericBlog
  class InstallGenerator < Rails::Generators::Base
    desc "Installs Neoteric Blog and generates the necessary migrations"
    include Rails::Generators::Migration

    def self.source_root
      @_neoteric_blog_source_root ||= File.expand_path("../templates", __FILE__)
    end

    def self.next_migration_number(dirname)
      Time.now.strftime("%Y%m%d%H%M%S")
    end

    def copy_templates
      copy_file "show.html.erb", "app/views/blog_posts/show.html.erb"
      copy_file "index.html.erb", "app/views/blog_posts/index.html.erb"
      copy_file "index.rss.builder", "app/views/blog_posts/index.rss.builder"
      copy_file "_header.html.erb", "app/views/blog_posts/_header.html.erb"
      copy_file "_sidebar.html.erb", "app/views/blog_posts/_sidebar.html.erb"
    end

    def copy_classes
      copy_file "blog_posts_controller.rb", "app/controllers/blog_posts_controller.rb"
      copy_file "blog_post.rb", "app/models/blog_post.rb"
    end

    def setup_routes
      route <<-ROUTES
resources :blog_posts, :path => '/blog', :only => [:index, :show] do
    collection do
      get 'tagged/:tag', :to => 'blog_posts#tagged', :as => 'tagged'
      get ':year/:month', :to => 'blog_posts#archive', :as => 'archive'
    end
  end
       ROUTES
    end

    def create_migrations
      Dir["#{self.class.source_root}/migrations/*.rb"].sort.each do |filepath|
        name = File.basename(filepath)
        migration_template "migrations/#{name}", "db/migrate/#{name.gsub(/^\d+_/,'')}"
        sleep 1
      end

      generate("acts_as_taggable_on:migration")
      generate("neoteric_blog:upgrade")
      rake("db:migrate db:test:prepare")
    end
  end
end